BenQ LW820ST/Projector

LW820ST, Short Throw Laser Projector, WXGA (1200*800), 3600 Lumens, 3000000:1 CR, HDMI X1, MHL X 2 (Wi-Fi support), USB Type A (for power), Audio 10W Speaker, Long Lamp Life minimum 20,000Hr, Special feature: Blue Core Laser Projector with Short Throw,
Uninterrupted Learning Through Long-Lasting Projection.
superior dustproofing design for superb picture quality and maintenance-free operation.